GIGABYTE GA-990X Gaming SLI Review @ Vortez
 

Although missing out on the RGB goodness that has been unveiled by GIGABYTE recently, the latest line of G1 Gaming motherboards for the AM3+ platform introduces various new standards to the ageing chipset including an M2 slot with a 20Gb/s transfer rate, as well as 2x USB 3.1 ports.

http://www.vortez.net/review.php?id=1174